What is the resultant vector when adding vector A (magnitude 5, direction 30° counterclockwise from positive x-axis) to vector B (magnitude 3, direction 45° clockwise from positive x-axis)?
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What is the standard form equation of an ellipse with major axis along the x-axis, center (2,3), a length of 5, and b length of 3?
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What is the equation of an ellipse with its center at (2, -3), major axis length = 10, and minor axis length = 6?